Home / 92,475.15-138,710.15-25,013.72

Finding the Fourth Proportional to 92,475.15, 138,710.15 and 25,013.72

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Solution

The fourth proportional to 92,475.15, 138,710.15 and 25,013.72 is: 37,519.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,475.15 : 138,710.15 = 25,013.72 : x
  2. Step 2: Convert to fraction form
    92,475.15/138,710.15 = 25,013.72/x
  3. Step 3: Cross multiply
    92,475.15x = 138,710.15 × 25,013.72
  4. Step 4: Simplify right side
    92,475.15x = 3,469,656,853.26
  5. Step 5: Solve for x
    x = 3,469,656,853.26/92,475.15
  6. Step 6: Final answer
    x = 37,519.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.